Results 151 to 160 of about 921,634 (317)

Regional integration and development in small states [PDF]

open access: yes
The author examines the impact of various trade policies for small developing states in the face of changing international trends - including globalization, the proliferation of regional integration agreements, the changing relationship between African ...
Schiff, Maurice
core  

Real‐Time In Vivo Cellular‐Level Imaging During Puncture

open access: yesAdvanced Science, EarlyView.
We present an artificial‐intelligence‐empowered integrative‐light‐field microendoscopy (AIM) needle that delivers real‐time in vivo, diffraction‐limited cellular‐level imaging during puncture and visualizes layered microstructures along the needle path. As a microscopic complement to CT/ultrasound, it improves sampling localization and adds preliminary
Huifang Gao   +13 more
wiley   +1 more source

The Impact of NAFTA on Agricultural Commodity Trade: A Partial Equilibrium Analysis. [PDF]

open access: yes
This paper examines the effects of the North American Free Trade Agreement on agricultural commodity trade using extensive data. The data cover agricultural exports and imports between the U.S.
Naanwaab, Cephas, Yeboah, Osei-Agyeman
core   +1 more source

S3RL: Enhancing Spatial Single‐Cell Transcriptomics With Separable Representation Learning

open access: yesAdvanced Science, EarlyView.
Separable Spatial Representation Learning (S3RL) is introduced to enhance the reconstruction of spatial transcriptomic landscapes by disentangling spatial structure and gene expression semantics. By integrating multimodal inputs with graph‐based representation learning and hyperspherical prototype modeling, S3RL enables high‐fidelity spatial domain ...
Laiyi Fu   +6 more
wiley   +1 more source

Ammonia Gas Sensor Fabricated by Multifunctional ZnO/GO Nanocomposites for Long‐Term, Self‐Powered Monitoring

open access: yesAdvanced Science, EarlyView.
Zinc oxide/graphene oxide (ZnO/GO) nanocomposites serve as a gas‐sensitive film for ammonia sensing and as high‐performance electrode materials in supercapacitors, simultaneously. A wearable contact‐separated triboelectric nanogenerator is designed to directly drive the ZnO/GO nanocomposites‐based ammonia sensor.
Xingwei Wang, Likun Gong, Xiaohong Zhou
wiley   +1 more source

Trade Reforms in a Global Competition Model: the Case of Chile [PDF]

open access: yes
We use a global competition model of international trade to characterize the effects of trade reforms occurred in Chile at the end of the 70s. We calibrate the model and evaluate its results using a comprehensive plant-level dataset for the period 1979 ...
Alfonso Irarrazabal   +1 more
core  

Mechanical Overloading‐Induced Nanomineral Crystal Perturbation from the Osteochondral Interface: A Potential Initiator of Osteoarthritis

open access: yesAdvanced Science, EarlyView.
Laser‐induced graphene (LIG) provides a scalable, laser‐direct‐written route to porous graphene architecture with tunable chemistry and defect density. Through heterojunction engineering, catalytic functionalization, and intrinsic self‐heating, LIG achieves highly sensitive and selective detection of NOX, NH3, H2, and humidity, supporting next ...
Nan Jiang   +8 more
wiley   +1 more source

Constitutional Law-making by International Law: The Indigenization of Free Trade Agreements

open access: yesEuropean Journal of International Law
Abstract New Zealand’s free trade agreements (FTAs) with the European Union and the United Kingdom break new ground by elevating Indigenous customary protocols to a vector in the regulation of international trade. While in the past the focus has been on securing policy space to protect Indigenous rights, this has shifted: Māori, the ...
openaire   +1 more source

How important is a regional free trade area for Southern Africa?: Potential impacts and structural constraints [PDF]

open access: yes
"We develop a detailed trade analysis to assess the potential welfare impacts of a free trade agreement (FTA) on the agricultural sector of southern African countries and to determine opportunities and challenges faced by the region as a consequence of ...
Bahta, Yonas   +2 more
core  

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